Inflatable air cushion



FIG. 1 is a perspective view of the inflatable air cushion embodying the ornamental appearance of this invention;

FIG. 2 is a top plan view of the present invention, the bottom plan view being virtually identical thereto;

FIG. 3 is a perspective view of a first alternative embodiment of the present invention shown in FIG. 1;

FIG. 4 is a top plan view of the first alternative embodiment of the present invention, the bottom plan view being virtually identical thereto;

FIG. 5 is a perspective view of a second alternative embodiment of the present invention shown in FIG. 1;

FIG. 6 is a top plan view of the second alternative embodiment of the present invention; and,

FIG. 7 is a front elevational view of the present invention, the right side, left side and rear elevational view being virtually identical to the front elevational view thereof, and the front, right side, left side and rear elevational view of the first and second embodiment of the present invention being virtually identical to the front elevational view of the present invention.

The inflation means depicted by means of broken lines in FIGS. 1-7 is shown for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an inflatable air cushion, as shown and described. 